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  All Sites - 1689 items found, showing 1101 to 1150

  1. New Confidence Interval Applet - R. Webster West, Dept. of Statistics, Univ. of South Carolina
    An applet designed to help students understand confidence intervals. Each of the 50 lines on the graph below represents a confidence interval for the mean (assuming known variance). Each interval is based on a sample of size 5 taken from a standard normal ...more>>

  2. NewPath Learning
    Publishers of hands-on print and interactive digital learning resources for reinforcement and review. See, in particular, NewPath Learning products for math, browseable by grade and national or state standards. Shop for and purchase Curriculum Mastery® ...more>>

  3. Newton Basins - David Joyce; Dept. of Mathematics & Computer Science, Clark University
    Newton's method for finding solutions to equations leads to some fantastic images when applied to complex functions. This program colors the complex plane according to where an initial guess will eventually take you, and gives each solution a different ...more>>

  4. New York Regents Exam Prep Center - Oswego City School District
    A site dedicated to assisting high school students in preparing for the "new" New York State Math A Regents Examination. Covers Algebra, Geometry, and Algebra II/Trig. The materials featured for each topic include: general review/formula sheet, Regents ...more>>

  5. Nikoli - Nikoli Co., Ltd.
    From the Japanese magazine publishers that popularized sudoku puzzles: the nikoli.com site releases three or more problems every day -- more than 100 new problems a month. Step through tutorials and solve Flash puzzles of Slitherlink, Nurikabe, Heyawake, ...more>>

  6. Nim - Doug Ensley, Shippensburg University
    Play online: two people play with several piles of stones. On each move a player removes as many stones as he or she would like, but forms only one pile. The player who takes the last stone wins. ...more>>

  7. The Nobel Prize in Physics ľ Educational - The Nobel Foundation
    Step through explanations of physics concepts, some with Flash activities: explore hidden worlds with microscopes (as developed by laureates Zernike, Ruska, Binnig and Rohrer), look into the interior of matter (from Chadwick to van der Meer), and take ...more>>

  8. Noetic Learning: Your Online Math Learning Center - Li Kelty, Noetic Learning, LLC
    Offers a worksheet generator with online publishing capability, in the basic operations and money. See also Noetic Learning's online programs for gifted elementary students, summer enrichment and learning retention, and math contests. Free samples of ...more>>

  9. NonEuclid - Joel Castellanos, Joe Dan Austin, Ervan Darnell
    A Java program offering straightedge and compass constructions in hyperbolic geometry for high school and college students. A compressed version for PCs may be downloaded for use offline. The site includes an introduction to hyperbolic geometry, plus ...more>>

  10. Nonlinear Physics Group - Technical University, Darmstadt, Germany
    A research group whose research areas include sonoluminescence, levitated drops, and acoustic and optically induced cavitation (view MPEG movies of bubbles!) A Java applet, Non-linear Dynamics Online, provides visualizations of data sets: you may use ...more>>

  11. The Normal Distribution - Balasubramanian Narasimhan
    Normal distributions are a very important class of statistical distributions. All normal distributions are symmetric and have bell-shaped density curves with a single peak. Different values of mu and theta yield different normal density curves and hence ...more>>

  12. North Carolina School of Science and Mathematics (NCSSM) Interactive Math Project (IMP) - John Goebel
    Investigations of parametric equations and periodic functions observed in the unit circle, ferris wheels, hanging pictures, and playground swings. ...more>>

  13. Not Just Sums - Emily Hillier, Not Just Sums
    Teaching and learning resources from the U.K. Learn about the product range and educational philosophy, and try sample resources, a daily starter activity, and online games. ...more>>

  14. Now College - Online Math Courses and Tutorials - Now International
    An online learning company. Products are designed with video instruction, "real-time" whiteboard handwriting, graphics, animations, graphs, tables, and math notation. A complete high-school math program is planned. Currently, courses in trigonometry ...more>>

  15. NP-Complete Arcade - John Lawrence
    Site contains a number of applets that can be used to explore the circumstances under which some NP-complete problems become hard. ...more>>

  16. The N Queens Problem - Marty Hall
    Finding a solution to the N-Queens problem for any N greater than or equal to 4 can be done without searching. Determining where each queen should go can be done in constant time per queen, or O(N) altogether. Thus, drawing the board (which is O(N^2)) ...more>>

  17. The Nth Prime Page - Andrew Booker
    A form into which you can enter a value for n, from 1 to 10^12, inclusive. The server will return the nth prime number (counting 2 as the first). Commas and scientific notation (e.g. 1.0e12) are allowed. Also a Pi function: enter a value for x, from 1 ...more>>

  18. numb3rs blog - Mark Bridger, Department of Mathematics, Northeastern University
    A blog where math professor Bridger posts mathematical comments on the TV show "Numb3rs". Dating back to February, 2005, posts include "Math and March Madness" and "Random motion and Fokker-Planck" and "Acoustic fingerprints and the JFK assassination" ...more>>

  19. Numbaland - Lomas, Derek; Ching, Dixie; and Sun, Jeanine
    Four simple Shockwave Flash games for developing a sense of number concepts: Battleship Numberline (estimating position on the number line), Block Basher (in the style of Tetris, drop blocks of the same color to knock each other out by estimating positions ...more>>

  20. Number2.com - Vincent Crespi, Eric Loken, Josh Millet, and Lesleigh Cushing
    Free online SAT, ACT, and GRE test preparation courses. Register for tutorials and practice sessions that dynamically adapt to performance, providing customized feedback for every response and monitoring overall student progress in the coaching system. ...more>>

  21. Number and Word Puzzles - Ken Egan
    Number and word puzzles, including Digicross, in worksheet and interactive (Java) format. ...more>>

  22. The Number Catcher - INSERM-CEA Cognitive Neuroimaging Unit
    "Play. Count. Calculate." Learn basic concepts of number and arithmetic, such as concrete sets, digits, number words, base 10, and the logic of multi-digit numbers. INSERM-CEA Cognitive Neuroimaging Unit also created The Number Race. ...more>>

  23. The Number Empire - Vitalii Vanovschi
    Enter a positive integer up to 10^12, press the "Go!" button, and The Number Empire states -- in yes/no format -- whether you entered a prime number, a Bell number, a Catalan number, or a factorial. The same single click displays the integer written out ...more>>

  24. A Number Game - Zusheng Rao
    Imagine this interesting game. Given 9 numbers (1,2,3,4,5,6,7,8,9), can you make a number like 1997 by using these numbers and + - * operations without changing their positions? This applet can tell you: put 9 in the column corresponding to "Max Number" ...more>>

  25. Number Guessing - Interactive Mathematics Miscellany and Puzzles, Alexander Bogomolny
    Think of a number and answer a few questions posed by the computer. After a while the compter will announce your number. The trick is based on a special card design whose variations appeared more than a hundred years ago. ...more>>

  26. The Number Gym - Melvyn Rust, Number Gym Software
    Free, interactive, Shockwave Flash numeracy software. These activities are particularly suitable for use with Interactive Whiteboards. There is a full version for sale, as well. Currently this software comprises: 1. Number line activites; 2. Number Grid ...more>>

  27. NumberNut.com - Andrew Rader Studios
    Introductions to shapes and colors, counting numbers, addition, subtraction, multiplication, division, order of operations, dates and times, number types, fractions, decimals, percents, estimation and rounding, ratios, money math, factors, graphs and ...more>>

  28. NumberQuotes - Steve Duncan
    Enter some digits, and get data containing that number to help put that figure in perspective -- or to just associate it with a fun factoid. Learn what cities have your number as a population, or about its purchasing power in dollars. Many five-digit ...more>>

  29. Numbersense Games - Hassan Baajour, Research Officer
    Games for practicing clock time, counting, and more, developed at the London Knowledge Lab (LKL). ...more>>

  30. Number Server - Ben Coffey
    A REST-like service offering a variety of data for decimal and binary numbers: enter a number and get its sine, cosine, tangent, natural logarithm, square root, square, cube, binary, hexadecimal, octal, the single-digit sum of the digits, and more. Output ...more>>

  31. Numbers Test - Tommie Berry
    A Java program for teaching children their math facts. Select the digits and functions (addition, subtraction, multiplication, and/or division) you want to practice, and hit the start button. The applet will generate questions for you, will tell you when ...more>>

  32. Number Time - BBC Learning
    Learn about numbers and the number system by playing Shockwave games, printing out activities to do away from the computer, watching "Addem" star in fun cartoons that reinforce ideas of quantity; and listening to math songs, accompanied by animation. ...more>>

  33. Number World - David Geistert
    Key in any positive integer less than 10^15 and press the "Look up" button for properties about it: factorization, divisors, cross sum, equivalence in multiple bases, and more. Number World's math tools include an equation solver, an equation system solver, ...more>>

  34. The Number Years - Libicki, Quinn
    A concept originally created by Eric Libicki as a classroom activity to bring a sense of fun to learning the history of mathematics, now in the game show format presented here. Several online versions are available, and users will be able to craft their ...more>>

  35. Numeracy Games - James Barrett
    Flash games in number facts (including funky mummy and brilliant beadstring), counting (funny fingers and duck shoot), bridging through 10 (techno tortoise and +/- number lines), time (hickory dickory and fairy clock), shape and measures (shifting shapes), ...more>>

  36. Numeracy Helper - Educational Computing Support Services
    The prime function of this website is to provide software to support teachers and students in the classroom or at home. There are over 75 free interactive on-line numeracy modules (Year 1 to year 9) with printable work sheets plus answer sheets. There ...more>>

  37. Numeracy Hour Activities - Ambleside Primary School on the Web
    Games designed by or with children, and interactive teaching programs to download. Games and activities include Amblegraph (create simple bar charts online); Online Calculator; Analogue Clock (a time teaching tool); Table Trees (multiplication tables); ...more>>

  38. Numerical Integration Tutorial - Joseph L. Zachary
    A tutorial that explores rectangular and trapezoidal methods for numerical integration. Includes a Java applet that opens in a separate window, for use alongside the tutorial. From a Computer Science course at the University of Utah, and the book Introduction ...more>>

  39. Numeric Tests Solver - The IQ Challenge
    Enter an integer sequence, and this program attempts to determine the next number in the sequence. It is based on artificial intelligence algorithms. ...more>>

  40. Numm˛lt - Maurici Carbˇ Jordi
    Java applets: an area "workshop," which explains area and division by converting numbers in area units; an architect's toy blocks, with gravity; connecting and programming elementary logic (in the form of pipes with light bulbs signifying true sentences); ...more>>

  41. Nummòlt - Maurici Carbó Jordi
    Math teaching resources built by architects include base 10 block manipulatives; a block construction toybox; a logic construction toybox; an area workshop; and MathCats balance. See, in particular, Nummòlt's open-ended obbl & math toys: adding ...more>>

  42. Ohio Proficiency and Graduation Practice Tests - Murtaza Ozdemir, Horizon Science Academy Online
    Practice math questions culled from the last four Ohio sixth- and ninth-grade proficiency tests or the Ohio graduation test. Users receive a detailed report of their score and a list of missed or skipped questions at the end of the test. ...more>>

  43. Oligopoly/Public Firm Model - Elmer G. Wiens; Egwald Web Services Ltd.
    An economic model of an oligopolistic industry with a government firm, oligopoly, interactive and online model, with bonus systems for managers of a public firm. Application of numerical analysis (Gradient and Newton's methods to solve systems of ...more>>

  44. On Beyond Newton: from Simple Rules to Stability, Fluctuation, and Chaos (Serendip: Complex Systems) - Bryn Mawr College
    An interactive exhibit on homeostasis/autonomy/chaos centered around population dynamics. The phenomenon of rules giving rise to not only order but also disorder, and, beyond that, to previously unknown forms of order, is the terrain currently being explored ...more>>

  45. Online Calculator - Cody Miller
    Online Calculator features include: RPN, unit converter, base conversion, polynomial solver, equation solver, complex number support, and decimal to fraction conversion. Site includes reference sheets for algebra, geometry, trigonometry, and calculus ...more>>

  46. Online Clinical Calculator - Division of General Internal Medicine, Medical College of Wisconsin
    Includes a Bayesian Calculator (calculates test sensitivity, specificity, predictive values, and likelihood ratios) and numerous clinical formulas (A-a Gradient, Anion Gap, Estimated Blood Level, Body Surface Area, Body Mass Index, Estimated Creatinine ...more>>

  47. OnlineCollegePrep.com - Robert Hackworth
    Distance learning courses in reading, writing, math, and study skills. A free online arithmetic course is available for adults needing help to prepare for pre-college and college-level math instruction. A real instructor instructs and leads the course. ...more>>

  48. Online Conversion - Fogt
    JavaScript for converting lengths and distances, temperatures, speed, volumes, weights and masses, computer memory, date and time, cooking, angles, area, power, energy, density, force, pressure, numbers, finance, light, torque, viscosity, frequency, flow ...more>>

  49. Online Function Grapher - David Bloom
    Interactively plot trigonometric functions, inverse and hyperbolic trigonometric functions, logarithm and natural logarithm (ln), square root, and other special functions such as min, max, absolute value. ...more>>

  50. Online games and activities at Syvum - Syvum Technologies, Inc.
    Online activities for practicing practice addition, subtraction, multiplication, division, fractions, algebra, and word problems. Workbook-type activities are interactive, with automatic generation of tests, immediate grading, and a new set of problems ...more>>


 
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